Tata Sons has begun the process of merging all its airline businesses -- Vistara, AirAsia India and Air India Express -- under one entity of Air India, according to a report in The Economic Times. The consolidation will increase Air India's fleet to 233 aircraft – the second-largest in the country -- and cut down operational costs.
Tata Sons, the holding company of the Tata group, is in discussion with Singapore Airlines (SIA), its joint venture partner in Vistara, for the merger, the report said, citing executives who know about the matter, adding that the Vistara brand may be dropped

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